Related Clues:

• Timetable locale: Abbr.
• Union ___: Abbr.
• Union Sq., e.g.
• Commuter's waiting spot: Abbr.
• Amtrak facility: Abbr.
• Tkt. office locale
• Place to board: Abbr.
• Place to get a ticket: Abbr.
• Penn in NYC, e.g.
• RR place
• Penn. place
• Place to get off: Abbr.
• Loading loc.
• Cimabue's ''___ Trinita Madonna''
• Dot on a subway map: Abbr.